Finding the Fourth Proportional to 84,964.63, 117,248.71 and 46,724.14
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Solution
The fourth proportional to 84,964.63, 117,248.71 and 46,724.14 is: 64,477.95
Step by Step Solution
- Step 1: Write the proportion equation
84,964.63 : 117,248.71 = 46,724.14 : x - Step 2: Convert to fraction form
84,964.63/117,248.71 = 46,724.14/x - Step 3: Cross multiply
84,964.63x = 117,248.71 × 46,724.14 - Step 4: Simplify right side
84,964.63x = 5,478,344,730.93 - Step 5: Solve for x
x = 5,478,344,730.93/84,964.63 - Step 6: Final answer
x = 64,477.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.